<template>
  <div class="ele-body">
    <el-card shadow="never">
      <!-- 数据表格 -->
      <ele-pro-table ref="table"
                     :columns="columns"
                     :datasource="datasource"
                     :selection.sync="selection"
                     cache-key="systemUserTable">
        <!-- 表头工具栏 -->
        <template v-slot:toolbar>
          <el-button size="small"
                     type="primary"
                     icon="el-icon-plus"
                     class="ele-btn-icon"
                     @click="openEdit()">
            新建
          </el-button>
          <el-button size="small"
                     type="danger"
                     icon="el-icon-delete"
                     class="ele-btn-icon"
                     @click="removeBatch">
            删除
          </el-button>
        </template>
        <!--图标-->
        <template v-slot:icon="{ row }">
          <!-- <img id="videoThumbnail"
               :src="row.icon"
               alt="First frame of the video"> -->

          <video class="icon-cls"
                 :src="row.icon"></video>
          <!-- <img :src="row.icon+'?vframe/jpg/offset/1'"
               class="icon-cls"> -->
        </template>

        <!-- 操作列 -->
        <template v-slot:action="{ row }">
          <el-link type="primary"
                   :underline="false"
                   icon="el-icon-edit"
                   @click="openEdit(row)">
            修改
          </el-link>
          <el-popconfirm class="ele-action"
                         title="确定要删除此数据吗？"
                         @confirm="remove(row)">
            <template v-slot:reference>
              <el-link type="danger"
                       :underline="false"
                       icon="el-icon-delete">
                删除
              </el-link>
            </template>
          </el-popconfirm>
        </template>
      </ele-pro-table>
    </el-card>
    <!-- 新建/编辑弹窗 -->
    <user-edit :visible.sync="showEdit"
               :data="current"
               @done="reload" />
  </div>
</template>

<script>
import UserEdit from './components/user-edit.vue';
import { queryShelp, delShelp } from "@/api/system/helpCenter"

export default {
  name: "index.vue",
  components: { UserEdit },
  data () {
    return {
      // 表格列配置
      columns: [
        {
          columnKey: 'selection',
          type: 'selection',
          width: 45,
          align: 'center',
          fixed: 'left'
        },
        {
          prop: 'sortValues',
          label: '排序值',
          sortable: 'custom',
          showOverflowTooltip: true,
          width: 110,
          align: 'center',
          fixed: 'left'
        },
        {
          prop: 'icon',
          label: '图标',
          sortable: 'custom',
          showOverflowTooltip: true,
          slot: 'icon',
          align: 'center',
          minWidth: 110
        },
        {
          prop: 'heading',
          label: '主标题',
          sortable: 'custom',
          showOverflowTooltip: true,
          align: 'center',
          minWidth: 110
        },
        {
          prop: 'sortLabel',
          label: '分类标签',
          sortable: 'custom',
          showOverflowTooltip: true,
          align: 'center',
          minWidth: 110
        },
        {
          prop: 'createTime',
          label: '创建时间',
          sortable: 'custom',
          showOverflowTooltip: true,
          align: 'center',
          minWidth: 110,
          formatter: (_row, _column, cellValue) => {
            return this.$util.toDateString(cellValue, 'yyyy-MM-dd HH:mm');
          },
        },
        {
          columnKey: 'action',
          label: '操作',
          width: 220,
          align: 'center',
          resizable: false,
          slot: 'action',
          showOverflowTooltip: true
        }
      ],
      // 表格选中数据
      selection: [],
      // 当前编辑数据
      current: null,
      // 是否显示编辑弹窗
      showEdit: false,
    }
  },
  mounted () {

  },
  methods: {
    /* 表格数据源 */
    datasource ({ page, limit, where, order }) {
      return queryShelp({ ...where, ...order, page, limit });
    },
    /* 刷新表格 */
    reload (where) {
      this.$refs.table.reload({ page: 1, where: where });
    },
    /* 打开编辑弹窗 */
    openEdit (row) {
      this.current = row;
      this.showEdit = true;
    },
    /* 删除 */
    remove (row) {
      const loading = this.$loading({ lock: true });
      delShelp({ ids: [row.id] })
        .then((msg) => {
          loading.close();
          this.$message.success(msg);
          this.reload();
        })
        .catch((e) => {
          loading.close();
          this.$message.error(e.message);
        });
    },
    /* 批量删除 */
    removeBatch () {
      if (!this.selection.length) {
        this.$message.error('请至少选择一条数据');
        return;
      }
      this.$confirm('确定要删除选中的数据吗?', '提示', {
        type: 'warning'
      })
        .then(() => {
          const loading = this.$loading({ lock: true });
          delShelp({ ids: this.selection.map((d) => d.id) })
            .then((msg) => {
              loading.close();
              this.$message.success(msg);
              this.reload();
            })
            .catch((e) => {
              loading.close();
              this.$message.error(e.message);
            });
        })
        .catch(() => { });
    },
  }
}
</script>

<style scoped lang="less">
.icon-cls {
  width: 80px;
  height: 80px;
  margin-top: 7px;
}
</style>
